[INFO] cloning repository https://github.com/sachaarbonel/thumbnailer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sachaarbonel/thumbnailer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsachaarbonel%2Fthumbnailer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsachaarbonel%2Fthumbnailer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14c9909986db561ff75263c0c34b93bb3e383551
[INFO] checking sachaarbonel/thumbnailer against master#f557a4fd462a779c92e4e8bd004426cf329efb30 for pr-111063-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsachaarbonel%2Fthumbnailer" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sachaarbonel/thumbnailer on toolchain f557a4fd462a779c92e4e8bd004426cf329efb30
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sachaarbonel/thumbnailer
[INFO] finished tweaking git repo https://github.com/sachaarbonel/thumbnailer
[INFO] tweaked toml for git repo https://github.com/sachaarbonel/thumbnailer written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/sachaarbonel/thumbnailer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/rust-av/av-vorbis`
[INFO] [stderr]     Updating git repository `https://github.com/rust-av/opus-rs`
[INFO] [stderr]     Updating git repository `https://github.com/rust-av/vpx-rs`
[INFO] [stderr]     Updating git repository `https://github.com/rust-av/matroska`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.30
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[INFO] [stderr]   Downloaded cookie-factory v0.3.2
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[INFO] [stderr]   Downloaded synstructure v0.12.6
[INFO] [stderr]   Downloaded error-chain v0.10.0
[INFO] [stderr]   Downloaded heck v0.3.3
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41ef243aeee899434b79c0a8ce76862aba3a2ce67067386601b6c3a2f3ee2740
[INFO] running `Command { std: "docker" "start" "-a" "41ef243aeee899434b79c0a8ce76862aba3a2ce67067386601b6c3a2f3ee2740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41ef243aeee899434b79c0a8ce76862aba3a2ce67067386601b6c3a2f3ee2740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41ef243aeee899434b79c0a8ce76862aba3a2ce67067386601b6c3a2f3ee2740", kill_on_drop: false }`
[INFO] [stdout] 41ef243aeee899434b79c0a8ce76862aba3a2ce67067386601b6c3a2f3ee2740
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+f557a4fd462a779c92e4e8bd004426cf329efb30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ad57674fe503e6caab789d521f6f2c508b3e5481ed053b7b887e43b1248b887
[INFO] running `Command { std: "docker" "start" "-a" "4ad57674fe503e6caab789d521f6f2c508b3e5481ed053b7b887e43b1248b887", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.87
[INFO] [stderr]    Compiling memchr v2.4.1
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[INFO] [stderr]    Compiling cfg-if v1.0.0
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[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling clang-sys v1.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling libloading v0.7.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling nom v7.1.0
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[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]     Checking byte-slice-cast v1.2.1
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[INFO] [stderr]    Compiling version-compare v0.0.11
[INFO] [stderr]    Compiling strum v0.21.0
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking nanorand v0.7.0
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking png v0.17.5
[INFO] [stderr]     Checking tiff v0.7.1
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking av-data v0.3.0
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[INFO] [stderr]     Checking av-codec v0.2.2
[INFO] [stderr]     Checking exr v1.4.1
[INFO] [stderr]     Checking av-format v0.3.1
[INFO] [stderr]    Compiling system-deps v3.2.0
[INFO] [stderr]     Checking av-bitstream v0.1.2
[INFO] [stderr]     Checking jpeg-decoder v0.2.2
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking circular v0.3.0
[INFO] [stderr]     Checking bytemuck v1.8.0
[INFO] [stderr]     Checking cookie-factory v0.3.2
[INFO] [stderr]     Checking av-vorbis v0.1.0 (https://github.com/rust-av/av-vorbis#8f5ec8cf)
[INFO] [stderr]     Checking matroska v0.1.0 (https://github.com/rust-av/matroska#6ad24bc3)
[INFO] [stderr]    Compiling vpx-sys v0.1.1 (https://github.com/rust-av/vpx-rs#84694096)
[INFO] [stderr]    Compiling opus-sys v0.1.0 (https://github.com/rust-av/opus-rs#a59e7a10)
[INFO] [stderr]     Checking image v0.24.1
[INFO] [stderr]     Checking libopus v0.1.0 (https://github.com/rust-av/opus-rs#a59e7a10)
[INFO] [stderr]     Checking libvpx v0.1.1 (https://github.com/rust-av/vpx-rs#84694096)
[INFO] [stderr]     Checking thumbnailer v0.1.0 (/opt/rustwide/workdir/thumbnailer-rs)
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> thumbnailer-rs/src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::path::Path;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]   --> thumbnailer-rs/src/lib.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use std::path::Path;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `frame_idx` is assigned to, but never used
[INFO] [stdout]   --> thumbnailer-rs/src/lib.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let mut frame_idx = 0;
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_frame_idx` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `frame_idx` is assigned to, but never used
[INFO] [stdout]   --> thumbnailer-rs/src/lib.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let mut frame_idx = 0;
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_frame_idx` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> thumbnailer-rs/src/lib.rs:106:29
[INFO] [stdout]     |
[INFO] [stdout] 106 | ...                   self.frame_to_image(frame, self.width(), self.height(), &output_path);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 106 |                             let _ = self.frame_to_image(frame, self.width(), self.height(), &output_path);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> thumbnailer-rs/src/lib.rs:125:25
[INFO] [stdout]     |
[INFO] [stdout] 125 |                         decoder.send_packet(&pkt);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 125 |                         let _ = decoder.send_packet(&pkt);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> thumbnailer-rs/src/lib.rs:106:29
[INFO] [stdout]     |
[INFO] [stdout] 106 | ...                   self.frame_to_image(frame, self.width(), self.height(), &output_path);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 106 |                             let _ = self.frame_to_image(frame, self.width(), self.height(), &output_path);
[INFO] [stdout]     |                             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> thumbnailer-rs/src/lib.rs:125:25
[INFO] [stdout]     |
[INFO] [stdout] 125 |                         decoder.send_packet(&pkt);
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 125 |                         let _ = decoder.send_packet(&pkt);
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking thumbnailer_c v0.1.0 (/opt/rustwide/workdir/thumbnailer_c)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 34s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "4ad57674fe503e6caab789d521f6f2c508b3e5481ed053b7b887e43b1248b887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ad57674fe503e6caab789d521f6f2c508b3e5481ed053b7b887e43b1248b887", kill_on_drop: false }`
[INFO] [stdout] 4ad57674fe503e6caab789d521f6f2c508b3e5481ed053b7b887e43b1248b887